Tire tread



FIG. 1 is a side perspective view of a tire tread showing our new design, it being understood that the tread pattern is repeated throughout the circumference of the tire tread;

FIG. 2 is a front elevational view thereof; and,

FIG. 3 is an enlarged fragmentary front elevational view thereof.

In the drawings, the broken lines depict environmental subject matter only and form no part of the claimed design. 

CLAIM The ornamental design for a tire tread, as shown and described. 